nsHTMLHeadingElement.cpp

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- *//* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is Mozilla Communicator client code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either of the GNU General Public License Version 2 or later (the "GPL"), * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */#include "nsIDOMHTMLHeadingElement.h"#include "nsIDOMEventTarget.h"#include "nsGenericHTMLElement.h"#include "nsGkAtoms.h"#include "nsStyleConsts.h"#include "nsPresContext.h"#include "nsMappedAttributes.h"#include "nsRuleData.h"#include "mozAutoDocUpdate.h"class nsHTMLHeadingElement : publicnsGenericHTMLElement,
publicnsIDOMHTMLHeadingElement
{
public:
nsHTMLHeadingElement(nsINodeInfo *aNodeInfo);
virtual ~nsHTMLHeadingElement();
// nsISupports
NS_DECL_ISUPPORTS_INHERITED
// nsIDOMNode
NS_FORWARD_NSIDOMNODE(nsGenericHTMLElement::)
// nsIDOMElement
NS_FORWARD_NSIDOMELEMENT(nsGenericHTMLElement::)
// nsIDOMHTMLElement
NS_FORWARD_NSIDOMHTMLELEMENT(nsGenericHTMLElement::)
// nsIDOMHTMLHeadingElement
NS_DECL_NSIDOMHTMLHEADINGELEMENT
virtual PRBool ParseAttribute(PRInt32 aNamespaceID,
nsIAtom* aAttribute,
const nsAString& aValue,
nsAttrValue& aResult);
NS_IMETHOD_(PRBool) IsAttributeMapped(const nsIAtom* aAttribute) const;
nsMapRuleToAttributesFunc GetAttributeMappingFunction() const;
virtual nsresult Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const;
};
NS_IMPL_NS_NEW_HTML_ELEMENT(Heading)
nsHTMLHeadingElement::nsHTMLHeadingElement(nsINodeInfo *aNodeInfo)
: nsGenericHTMLElement(aNodeInfo)
{
}
nsHTMLHeadingElement::~nsHTMLHeadingElement()
{
}
NS_IMPL_ADDREF_INHERITED(nsHTMLHeadingElement, nsGenericElement)
NS_IMPL_RELEASE_INHERITED(nsHTMLHeadingElement, nsGenericElement)
// QueryInterface implementation for nsHTMLHeadingElement
NS_HTML_CONTENT_INTERFACE_TABLE_HEAD(nsHTMLHeadingElement,
nsGenericHTMLElement)
NS_INTERFACE_TABLE_INHERITED1(nsHTMLHeadingElement, nsIDOMHTMLHeadingElement)
NS_HTML_CONTENT_INTERFACE_TABLE_TAIL_CLASSINFO(HTMLHeadingElement)
NS_IMPL_ELEMENT_CLONE(nsHTMLHeadingElement)
NS_IMPL_STRING_ATTR(nsHTMLHeadingElement, Align, align)
PRBool
nsHTMLHeadingElement::ParseAttribute(PRInt32 aNamespaceID,
nsIAtom* aAttribute,
const nsAString& aValue,
nsAttrValue& aResult)
{
if (aAttribute == nsGkAtoms::align && aNamespaceID == kNameSpaceID_None) {
return ParseDivAlignValue(aValue, aResult);
}
returnnsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
aResult);
}
staticvoid
MapAttributesIntoRule(const nsMappedAttributes* aAttributes, nsRuleData* aData)
{
nsGenericHTMLElement::MapDivAlignAttributeInto(aAttributes, aData);
nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData);
}
NS_IMETHODIMP_(PRBool)
nsHTMLHeadingElement::IsAttributeMapped(const nsIAtom* aAttribute) const{
staticconst MappedAttributeEntry* const map[] = {
sDivAlignAttributeMap,
sCommonAttributeMap
};
return FindAttributeDependence(aAttribute, map, NS_ARRAY_LENGTH(map));
}
nsMapRuleToAttributesFunc
nsHTMLHeadingElement::GetAttributeMappingFunction() const{
return &MapAttributesIntoRule;
}